NEC UPD98413 User Manual page 209

(38) Alarm command register (CMALM)
The CMALM register sets alarm transmission.
Register
Name
Port0:
CMALM 00C0 H
31 30 29 28
15 14 13 12
Bit Field
D31-D6 Reserved Set to 0.
D5-D3 PRDI One-bit Path RDI mode (PRDI=0 of MDGEN register)
100: Transmission of One-bit Path RDI frame (G1 bit5: 1). One-bit Path RDI
Other than 100: Normal operation
Enhanced Path RDI mode (PRDI=1 of MDGEN register)
100: Transmission of ERDI-P Server defect frame (G1 bit5-7: 101). ERDI-P Server
101: Transmission of ERDI-P Connectivity defect frame (G1 bit5-7: 110). ERDI-P
110: Transmission of ERDI-P Payload defect frame (G1 bit5-7: 010). ERDI-P
Other than above value: Normal operation
D2 PAIS 1: Transmission of Path AIS frame. Path AIS frames are successively transmitted
0: Normal operation
D1 LRDI 1: Transmission of Line RDI frame. Line RDI frames are successively transmitted
0: Normal operation
D0 LAIS 1: Transmission of Line AIS frame. Line AIS frames are successively transmitted
0: Normal operation
CHAPTER 5 REGISTERS
Address
Port1: Port2: Port3:
04C0 H 08C0 H 0CC0 H
27 26 25 24
Reserved
11 10 9 8
Reserved
frames are successively transmitted while this field are set to 100.
defect frames are successively transmitted while this field are set to 100.
Connectivity defect frames are successively transmitted while this field are set to
101.
Payload defect frames are successively transmitted while this field are set to 110.
while this bit is set to 1.
while this bit is set to 1.
while this bit is set to 1.
PRELIMINARY
Access Default
R/W 00000000 H
23 22 21 20
7 6 5 4
PRDI[2:0]
Function
NEC confidential and Proprietary
19 18 17 16
3 2 1 0
PAIS LRDI LAIS
Default
0
000
0
0
0
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